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Accident # | 121645 |
State Police # | 10-00961 |
Accident Date | 2010-02-22 |
Report Date | 2010-02-24 |
Follow-up Date | 0000-00-00 |
Follow-up: | No |
Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
Sulfur Dioxide | 18m | FLARE: coke drum overhead line; 205-PC-1511-V2; north flare | NO | YES | NO | 2,548.0 pounds |
Nitric Oxide | 18m | FLARE: coke drum overhead line; 205-PC-1511-V2; north flare | NO | YES | NO | 15.0 pounds |
Highly Reactive Volatile Organic Compounds (HRVOCs) | 18m | FLARE: coke drum overhead line; 205-PC-1511-V2; north flare | NO | NO | NO | 21.5 pounds |
Volatile Organic Compounds (VOCs) | 18m | FLARE: coke drum overhead line; 205-PC-1511-V2; north flare | NO | NO | YES | 31.7 pounds |
Hydrogen Sulfide | 18m | FLARE: coke drum overhead line; 205-PC-1511-V2; north flare | NO | NO | NO | 6.8 pounds |
Ethane | 18m | FLARE: coke drum overhead line; 205-PC-1511-V2; north flare | NO | NO | YES | BRQ |
Methane | 18m | FLARE: coke drum overhead line; 205-PC-1511-V2; north flare | YES | NO | YES | BRQ |
Accident Classified As:
Water from the offline coke drum overhead line was inadvertently sent to the Main Fractionator, vaporized and overpressured the wet gas compressor suction drum causing 205-PC-1511-V2 to open to the North Ground Flare. Released into air. FLARE.
All aspects of incident are currently under investigation. Tap Root analysis is ongoing.
RQ. 2548 lbs of Sulfur Dioxide, 15 lbs of Nitrogen Oxides, 6.8 lbs of Hydrogen Sulfide, 21.5 lbs of Highly Reactive Volatile Organic Compounds (HRVOCs), and 31.7 Volatile Organic Compounds (VOCs). LDEQ report states that "this incident is an area of concern with regards to LAC 33:III.905." Remedial Actions: Cut charge on 205 Coker due to Fractionator pressuring problem and removed ROSE Pitch from unit. Put ROSE unit on internal circulation. Relieved to flare.
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